diff options
| author | Quentin Perret <qperret@google.com> | 2021-08-09 16:24:40 +0100 |
|---|---|---|
| committer | Marc Zyngier <maz@kernel.org> | 2021-08-11 11:39:50 +0100 |
| commit | 39257da0e04e5cdb1e4a3ca715dc3d949fe8b059 (patch) | |
| tree | 06aa9e78d4f7abf6e97baa58d2dc00a4b0d75ffa /arch/arm64/kvm/hyp/include | |
| parent | ec250a67ea8db6209918a389554cf3aec0395b1f (diff) | |
KVM: arm64: Expose host stage-2 manipulation helpers
We will need to manipulate the host stage-2 page-table from outside
mem_protect.c soon. Introduce two functions allowing this, and make
them usable to users of mem_protect.h.
Signed-off-by: Quentin Perret <qperret@google.com>
Reviewed-by: Fuad Tabba <tabba@google.com>
Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20210809152448.1810400-14-qperret@google.com
Diffstat (limited to 'arch/arm64/kvm/hyp/include')
| -rw-r--r-- | arch/arm64/kvm/hyp/include/nvhe/mem_protect.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h b/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h index 87b1690c439f..0849ee8fa260 100644 --- a/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h +++ b/arch/arm64/kvm/hyp/include/nvhe/mem_protect.h @@ -49,6 +49,8 @@ extern struct host_kvm host_kvm; int __pkvm_prot_finalize(void); int __pkvm_mark_hyp(phys_addr_t start, phys_addr_t end); +int host_stage2_idmap_locked(phys_addr_t addr, u64 size, enum kvm_pgtable_prot prot); +int host_stage2_set_owner_locked(phys_addr_t addr, u64 size, u8 owner_id); int kvm_host_prepare_stage2(void *pgt_pool_base); void handle_host_mem_abort(struct kvm_cpu_context *host_ctxt); |